<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			* {
				padding: 0px;
				margin: 0px;
				list-style: none;
				box-sizing: border-box;
				text-decoration: none;
			}
			
			.table,
			.table th,
			.table td {
				border: 1px solid #333;
				/* 收紧单元格之间的边框 */
				border-collapse: collapse;
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			.table th,
			.table td {
				padding: 10px;
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			.th1 {
				background-color: #aaffaa;
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			.th2 {
				background-color: aquamarine;
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			.th3 {
				background-color: pink;
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			.table>tfoot {
				background-color: #55ff55;
			}
			
			.table>caption {
				border: 1px solid #000;
				padding: 10px;
			}
		</style>
	</head>
	<body>
		<main>
			<div>
				<table class="table">
					<caption>2017-2018第二学年课程表</caption>
					<thead>
						<tr>
							<th class="th1">节次</th>
							<th class="th2">星期一</th>
							<th class="th2">星期二</th>
							<th class="th2">星期三</th>
							<th class="th2">星期四</th>
							<th class="th2">星期五</th>
							<th class="th3">星期六</th>
							<th class="th3">星期日</th>
						</tr>
					</thead>
					<tbody>
						<tr>
							<td rowspan="2">上午</td>
							<td>语文</td>
							<td>数学</td>
							<td>音乐</td>
							<td>体育</td>
							<td></td>
							<td></td>
							<td></td>
						</tr>
						<tr>
							<td>数学</td>
							<td>语文</td>
							<td>美术</td>
							<td>化学</td>
							<td></td>
							<td></td>
							<td></td>
						</tr>
						<tr>
							<td rowspan="2">下午</td>
							<td>美术</td>
							<td>劳动</td>
							<td></td>
							<td></td>
							<td></td>
							<td></td>
							<td></td>
						</tr>
						<tr>
							<td>体育</td>
							<td></td>
							<td></td>
							<td></td>
							<td></td>
							<td></td>
							<td></td>
						</tr>
						<tr>
							<td>晚自习</td>
							<td>自习</td>
							<td></td>
							<td></td>
							<td></td>
							<td></td>
							<td></td>
							<td></td>
						</tr>
					</tbody>
					<tfoot>
						<tr>
							<td colspan="8">注意</td>
						</tr>
					</tfoot>
				</table>
			</div>
		</main>
	</body>
</html>